| Regimental number | 934 |
| Place of birth | Sydney New South Wales |
| Religion | Church of England |
| Occupation | Labourer |
| Address | Wollongong Road, Arncliffe, New South Wales |
| Marital status | Single |
| Age at embarkation | 19 |
| Next of kin | Mother, Mrs Fanny A Mackin, Wollongong Road, Arncliffe, New South Wales |
| Enlistment date | |
| Rank on enlistment | Private |
| Unit name | 20th Battalion, A Company |
| AWM Embarkation Roll number | 23/37/1 |
| Embarkation details | Unit embarked from Sydney, New South Wales, on board HMAT A35 Berrima on |
| Regimental number from Nominal Roll | 448 |
| Rank from Nominal Roll | Lance Sergeant |
| Unit from Nominal Roll | 2nd Pioneer Battalion |
| Fate | Returned to Australia |
| Family/military connections | Father: 398 Pte William John MACKIN, 20th Bn, returned to Australia, 29 January 1916. |
| Other details |
Medals: 1914-15 Star, British War Medal, Victory Medal |
Postal Address:
Po Box 7916
Canberra BC 2610, Australia
Street Address:
Northcott Drive,
Campbell, ACT 2600
